/* SexpClientFormatterSinkProvider.cs --
   Copyright (C) 2008  Casey Marshall.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.

This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.  */


using System;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Serialization;
using SexpSharp.Serialization;

namespace SexpSharp.Remoting
{
	public class SexpClientFormatterSinkProvider : IClientFormatterSinkProvider,
		IClientChannelSinkProvider
	{
		private IClientChannelSinkProvider nextProvider;
        private TypeCache cache;
        private SexpFormatter serialFormatter;
        private SexpFormatter deserialFormatter;

        public SexpClientFormatterSinkProvider()
        {
            cache = new TypeCache();
            serialFormatter = new SexpFormatter(cache);
            serialFormatter.Context = new StreamingContext(StreamingContextStates.Remoting);
            serialFormatter.SurrogateSelector = new RemotingSurrogateSelector();
            deserialFormatter = new SexpFormatter(cache);
            deserialFormatter.Context = new StreamingContext(StreamingContextStates.Remoting);
        }

		public IClientChannelSink CreateSink(IChannelSender channel, string url,
											 object remoteChannelData)
		{
			IClientChannelSink nextChannel
				= nextProvider.CreateSink(channel, url, remoteChannelData);
			return new SexpClientFormatterSink(nextChannel, serialFormatter, deserialFormatter);
		}

		public IClientChannelSinkProvider Next
		{
			get {
				return nextProvider;
			}
			set {
				nextProvider = value;
			}
		}
	}
}